... with dual sim cards S9300 mtk6577 dual core android 4.1 OS. Smartphone with dual sim cards S9300 mtk6577 dual core android 4.1 OS.S9300 MTK6577 dual core android ... SIM Card Dual StandbyService ProvideUnlockedStyleBarColorWhiteShell MaterialPlasticSystemOSAndroid 4.1.1CPUMTK6577, Cortex A9 dual core, 1. ... Feature3G, GPS, Play Store, Flash Player, WIFI, Bluetooth, Ebook, Email, Messaging, VPN ...